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t ,~, LA PLATA RIVER COMPACT November 27, 1922 Signatory States: Colorado and New Mexico Colorado Commissioner: State Engineer :!! Major Purposes: ;, '!I 1. Equitable distribution of the waters of the La Plata River (preamble) 2. Remove causes of present and future controversy (preamble) 3. Promote interstate comity (preamble) Salient Provisions: 1. State of Colorado shall at her own expense operate two gaging statipns 'on the La Plata River-- one being the Hesperus station and one being the interstate station ~t or near the state line. (Art. o . 2. Flow at the Hesperus station means the river flow at that station pl~s the amount of concurrent diversions above that station. (Art. I) ,', 3. t Flow at the interstate station means the river flow at that station plU;s one-half of the concurrent diversions of the Enterprise and Pioneer Canals, plus any other div4rsion in Colorado for use in New Mexico. (Art. I) 4. Both gages will be operated between February 15th and Decembertst. (Art. 0 Between December 1st and February 15th each state has unrestrict~ use of all water within its boundaries. (Art. IO . l 5. 6. j Between February 15th and December 1st the water shall be apport~bned as follows: a. Each state has unrestricted use on those days where the interst4te station has a mean daily flow of 100 cfs or more. (Art. II) i b. On all other days, Colorado must deliver to the interstate statiqn half of the mean flow at Hesperus for the preceding day, but not more than 100 cfs. (~rt. IO Whenever the flow is so low that the state engineers of each state aJ~ee that greater beneficial use can be obtained, the water can be distributed to each state succ~sively in alternate periods in lieu of the schedule set in (6) above. (Art. IO . 7. 8. Substantial delivery of water in accordance with the Compact is deelned a compliance, and minor irregularities shall be disregarded. (Art. II) Compact can be modified or terminated by mutual consent of the si~/latory states. 9. 5